:root{
  --bg:#f7f1e7; --paper:#fffcf7; --ink:#211f1a; --ink2:#5f584c; --ink3:#7d7464;
  --line:rgba(33,31,26,.12); --gold:#b48a4f; --gold2:#d9bd8b;
  --teal:#1f5f58; --teal2:#2f7d73; --green:#2f7a59; --red:#b4544a; --amber:#a9712c;
  --serif:"Georgia","Noto Serif SC","Songti SC","SimSun",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",sans-serif;
  --mono:"JetBrains Mono","Cascadia Code",Consolas,monospace;
  --shadow:0 28px 70px -40px rgba(50,35,15,.55);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;min-height:100%;font-family:var(--sans);color:var(--ink);background:
  radial-gradient(900px 640px at 8% -10%,rgba(214,180,122,.30),transparent 60%),
  radial-gradient(800px 560px at 100% 0%,rgba(47,125,115,.14),transparent 58%),
  linear-gradient(180deg,#faf5ec,#f2e9da);}
body{font-size:14px;line-height:1.7}
a{color:var(--teal2);text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--teal2);outline-offset:2px}
.btn,.tab{min-height:38px}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important}
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand b{white-space:nowrap}
.logo{width:42px;height:42px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:21px;font-weight:700;color:#6d4c24;
  background:linear-gradient(145deg,#fffaf1,#eadfc9);border:1px solid rgba(180,138,79,.45);
  box-shadow:inset 0 1px 0 #fff}
.brand b{display:block;font-family:var(--serif);font-size:15.5px;letter-spacing:.03em}
.brand span{display:block;font-family:var(--mono);font-size:9px;letter-spacing:.18em;color:var(--ink3)}
.center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:22px}
.card{width:100%;max-width:410px;background:linear-gradient(180deg,#fffcf7,#f6efe3);
  border:1px solid rgba(180,138,79,.28);border-radius:22px;padding:28px;box-shadow:var(--shadow)}
.card h1{font-family:var(--serif);font-size:28px;margin:18px 0 2px}
.sub{color:var(--ink3);font-size:12px;margin:0 0 18px}
label{display:block;font-size:12px;color:var(--ink2);margin:0 0 5px}
input,select,textarea{width:100%;padding:11px 12px;border-radius:11px;border:1px solid var(--line);
  background:#fffcf7;color:var(--ink);outline:none;margin-bottom:11px;transition:.18s}
input:focus,select:focus,textarea:focus{border-color:rgba(47,125,115,.55);box-shadow:0 0 0 4px rgba(47,125,115,.10)}
textarea{min-height:120px;font-family:var(--mono);font-size:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;white-space:nowrap;border:1px solid transparent;
  border-radius:11px;padding:11px 16px;background:linear-gradient(145deg,#2f7d73,#1f5f58);color:#f8f3e8;
  font-weight:650;transition:.18s;box-shadow:0 14px 30px -20px rgba(31,95,88,.8)}
.btn:hover{transform:translateY(-1px);filter:brightness(1.05)}
.btn:disabled{opacity:.55;cursor:default;transform:none}
.btn.block{width:100%}
.btn.ghost{background:transparent;color:var(--ink2);border-color:var(--line);box-shadow:none}
.btn.danger{background:linear-gradient(145deg,#c2695e,#9e4239)}
.btn.sm{padding:7px 10px;font-size:11.5px;border-radius:9px}
.link{display:block;text-align:center;margin-top:12px;font-size:12px;color:var(--ink3)}
.error{min-height:18px;color:var(--red);font-size:11.5px;margin-top:8px}
.hint{font-size:11px;color:var(--ink3);line-height:1.6}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 10px}
.foot{font-family:var(--mono);font-size:9px;color:var(--ink3);margin-top:14px}
/* app */
.top{display:flex;align-items:center;gap:14px;padding:14px 22px;border-bottom:1px solid var(--line);
  background:rgba(250,245,236,.8);backdrop-filter:blur(18px);position:sticky;top:0;z-index:20}
.top .spacer{flex:1}
.who{font-size:12px;color:var(--ink2)}
.wrap{max-width:1180px;margin:0 auto;padding:24px 22px 60px}
.hero{margin:4px 0 20px}
.hero h2{font-family:var(--serif);font-size:26px;margin:0 0 4px}
.hero p{margin:0;color:var(--ink3);font-size:12px}
.tabs{display:flex;gap:4px;background:rgba(255,252,247,.7);border:1px solid var(--line);
  border-radius:12px;padding:4px;width:max-content;max-width:100%;overflow:auto;margin-bottom:18px}
.tab{border:0;background:transparent;padding:8px 14px;border-radius:9px;color:var(--ink3);
  font-size:12.5px;white-space:nowrap}
.tab.on{background:var(--paper);color:var(--ink);box-shadow:0 8px 20px -16px rgba(50,35,15,.6);font-weight:650}
.panel{display:none}.panel.on{display:block;animation:rise .25s both}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.toolbar h3{font-family:var(--serif);font-size:18px;margin:0;flex:1}
.box{background:rgba(255,252,247,.78);border:1px solid var(--line);border-radius:15px;padding:16px;
  box-shadow:0 18px 45px -38px rgba(50,35,15,.45)}
table{width:100%;border-collapse:collapse;font-size:12px}
th{font-family:var(--mono);font-size:9.5px;letter-spacing:.08em;color:var(--ink3);text-align:left;
  padding:9px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:10px 8px;border-bottom:1px dashed rgba(33,31,26,.08);vertical-align:middle}
tr:last-child td{border-bottom:0}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:10px;font-weight:650;
  background:rgba(47,125,115,.10);color:var(--teal)}
.badge.gray{background:rgba(148,138,120,.13);color:var(--ink3)}
.badge.red{background:rgba(180,84,74,.10);color:var(--red)}
.badge.gold{background:rgba(180,138,79,.14);color:#7a5827}
.mono{font-family:var(--mono)}
.muted{color:var(--ink3)}
.form-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;align-items:end}
.form-grid .wide{grid-column:span 2}
.form-grid label{margin:0}
.form-grid input,.form-grid select{margin:0}
.list{margin-top:12px}
.row{display:flex;gap:10px;align-items:center;padding:10px 0;border-top:1px dashed rgba(33,31,26,.08)}
.row:first-child{border-top:0}
.row .main{flex:1;min-width:0}
.row .main b{display:block;font-size:12.5px}
.row .main span{display:block;font-size:10.5px;color:var(--ink3)}
.actions{display:flex;gap:6px;flex-wrap:wrap}
.modal{position:fixed;inset:0;background:rgba(33,31,26,.38);backdrop-filter:blur(6px);z-index:100;
  display:none;align-items:center;justify-content:center;padding:18px}
.modal.on{display:flex}
.modal .card{max-width:640px;max-height:90vh;overflow:auto}
.kv{display:flex;justify-content:space-between;gap:10px;padding:7px 0;border-bottom:1px dashed rgba(33,31,26,.08);font-size:12px}
.kv:last-child{border:0}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,12px);z-index:200;background:rgba(33,31,26,.94);
  color:#fff8ec;padding:11px 17px;border-radius:11px;font-size:12px;opacity:0;transition:.25s;pointer-events:none}
.toast.on{opacity:1;transform:translate(-50%,0)}
.empty{padding:24px 8px;text-align:center;color:var(--ink3);font-size:12px}
.platform-mobile-nav{display:none}
@media(max-width:760px){
  .top{padding:11px 14px;gap:9px}.brand span{display:none}.brand b{font-size:14px}
  .desktop-only{display:none!important}
  .wrap{padding:16px 13px 40px}.hero h2{font-size:21px}
  .form-grid{grid-template-columns:1fr 1fr}.form-grid .wide{grid-column:span 2}
  .box{padding:12px;overflow:auto}.card{padding:22px}
  .grid2{grid-template-columns:1fr}
  body.has-platform-mobile-nav{padding-bottom:84px}
  .platform-mobile-nav{display:flex;position:fixed;left:50%;bottom:0;transform:translateX(-50%);
    width:100%;max-width:520px;background:rgba(255,252,247,.96);backdrop-filter:blur(18px);
    border-top:1px solid var(--line);padding:8px 10px calc(8px + env(safe-area-inset-bottom));z-index:50}
  .platform-mobile-nav a{flex:1;text-align:center;font-size:10px;color:var(--ink3);
    text-decoration:none;padding:4px 0;min-height:44px}
  .platform-mobile-nav a b{display:block;font-size:17px;line-height:1.2;font-weight:500}
  .platform-mobile-nav a.on{color:var(--teal2);font-weight:650}
}